A chemist walks into his shop to find a man leaning against the wall.
“What’s wrong with him?“ He asks his assistant.
“He came in for some cough syrup,” the assistant explains.
“But I couldn’t find any so I sold him a bottle of laxatives instead.”
“What!“ the chemist says, horrified.
“You can’t treat a cough with laxatives!“
“Of course you can,“ the assistant declares. “Look at him